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Chromogranin A (CgA) is a member of the granin family of acidic proteins that are present in the secretory granules of many endocrine and neuroendocrine cells. The specific function(s) of these proteins is not known, but they seem to be the precursors of biologically active peptides, and they may act as helper proteins in the sorting and packaging of… (More)
Figure 1. Avulsed extensor carpi radi-alis longus and brevis enthesis.
CASE DESCRIPTION An 8-year-old boy in southwest Michigan was found to have a tick and target lesion after routine cast care for a first metacarpal fracture. Serological markers were negative for Lyme disease; however, oral doxycycline was prescribed for 3 weeks. Final follow-up did not reveal musculoskeletal or infectious morbidity.
DESCRIPTION A 64-year-old woman was transferred from an outlying facility with a diagnosis of a " gan-grenous finger. " She complained of 1 week of worsening left small finger pain, erythema, and swelling. Aspiration was performed upon transfer, and she received a diagnosis of acute gout. Oral colchicine and prednisone were begun with great improvement.
DESCRIPTION A 55-year-old man presented with frostbite injury to bilateral hands after losing consciousness outside during the winter season. There were signs of necrosis to all digits. After thorough debridement, all digits were salvaged, with the exception of his right small finger, which was amputated at the Metacarpophalangeal joint.
DESCRIPTION A 16-year-old previously well female, nonsmoker, without significant medical history, received an injection of lidocaine with epinephrine from her dermatologist, delivered in his office, to the radial and ulnar aspects of the middle phalanx of her long finger before having a skin lesion (wart) removed. No tourniquet was used. Eight hours later,… (More)
DESCRIPTION A 39-year-old mechanic presented with a 6-week history of activity-related ulnar sided wrist pain in his dominant right hand after punching injury. History, physical examination, and imaging were consistent with a hamate body fracture nonunion. The patient underwent open reduction internal fixation and went on to bony union and restoration of… (More)